Home / 2,732,357.80-4,101,015.30-1,385,457.40

Finding the Fourth Proportional to 2,732,357.80, 4,101,015.30 and 1,385,457.40

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Solution

The fourth proportional to 2,732,357.80, 4,101,015.30 and 1,385,457.40 is: 2,079,442.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732,357.80 : 4,101,015.30 = 1,385,457.40 : x
  2. Step 2: Convert to fraction form
    2,732,357.80/4,101,015.30 = 1,385,457.40/x
  3. Step 3: Cross multiply
    2,732,357.80x = 4,101,015.30 × 1,385,457.40
  4. Step 4: Simplify right side
    2,732,357.80x = 5,681,781,994,898.22
  5. Step 5: Solve for x
    x = 5,681,781,994,898.22/2,732,357.80
  6. Step 6: Final answer
    x = 2,079,442.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.